The judge in the Colorado case said there was plenty of evidence — a jailhouse recording of the defendant — that the laptop might contain information the authorities were seeking.

The judge ordered Fricosu to surrender an unencrypted hard drive by Feb. 21. The judge added that the government is precluded “from using Ms. Fricosu’s act of production of the unencrypted hard drive against her in any prosecution.”

The fact that you knew the password cannot be used against you, but you can be compelled to provide it, as doing so is not considered a "testimonial" act.